练习册

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    2．A．do B．does C．to do D．doing 【查看更多】

     

    题目列表(包括答案和解析)

    Betty doesn’t often ________ her work at home.

    A．do

    B．does

    C．to do

    D．doing

     

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    I'm trying ________ well in my lessons.

    [　　]

    A．do
    B．does
    C．to do
    D．doing

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    I'm trying ________ well in my lessons.

    [　　]

    A．do
    B．does
    C．to do
    D．doing

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    Tony is busy _______ his homework.

    A．doing

    B．do

    C．to do

    D．does

     

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    Tony is busy _______ his homework.

    A．doing

    B．do

    C．to do

    D．does

     

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